COMPRESSION
I HAVE A 406 CID SBC CHEVY WITH FLAT TOP PISTONS.IM GOING TO INSTALL A NEW SET OF AFR 210 ELIMINATOR 65 CC HEADS.AFR HAD COMP CAMS GRIND ME A CAM WITH 260/264 DURATION @ 50,678 INTAKE/688 EXHAUST HOW MUCH COMPRESSION SHOULD I USE WITH THIS SETUP,AFR FIGURED I WOULD HAVE ABOUT 11:25/11:75 WITH THERE HEADS :?: